Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 2025
Search
Companies
Inventors
Cities
States
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Home
›
Companies
›
Seiko Epson
SE
Seiko Epson
— 33,506 Patents
Rank
(All Time):
#24
of
106,127
Top 1%
7,774
inventors
33,506
Patents All Time
Top Inventors at Seiko Epson
All Time
Showing
4,801–4,850
of
7,774
inventors
Rank
Name
Patents
#4555
Kazumasa Mizuta
2
#4555
Kazuya Morishita
2
#4555
Katsumi Motojima
2
#4555
Katsutoshi Nakamura
2
#4555
Kazuhiro Nakano
2
#4555
Kazuya Nishiwaki
2
#4555
Kazuya Nomura
2
#4555
Kazuyuki Oba
2
#4555
Kana Ogawa
2
#4555
Kazutoshi OKADA
2
#4555
Kazumasa Otsuki
2
#4555
Kana Ozaki
2
#4555
Karl Pichler
2
#4555
Kazuhisa Saka
2
#4555
Kazunari Sasaki
2
#4555
Kaori Sato
2
#4555
Kazuyuki Shibao
2
#4555
Kazunori Shimoda
2
#4555
Kazumi Suzuki
2
#4555
Katsumi Takayama
2
#4555
Katsuya Teshima
2
#4555
Kazumasa Tomura
2
#4555
Katsutoshi Ueno
2
#4555
Kazuya Usuda
2
#4555
Kaho WATANABE
2
#4555
Kazushige Watanabe
2
#4555
Kazuo Yamada
2
#4555
Kazuki YANAGISAWA
2
#4555
Kazuhisa Yano
2
#4555
Kazuhiro Yoshida
2
#4555
Kentaro Adachi
2
#4555
Keisuke Akimoto
2
#4555
Kevin Critchley
2
#4555
Ken Endo
2
#4555
Kenichi Hano
2
#4555
Kenichi Hasegawa
2
#4555
Keiji Hirose
2
#4555
Keiji Isamoto
2
#4555
Kentaro KADOTA
2
#4555
Ken Kaneko
2
#4555
Kenichi Karaki
2
#4555
Keith Kejser
2
#4555
Kenji Komatsu
2
#4555
Keiichi Kubota
2
#4555
Keiichi Kumagai
2
#4555
Kensuke Machii
2
#4555
Kenji Masuda
2
#4555
Kensaku Matsuda
2
#4555
Kenji Matsuyama
2
#4555
Kensuke Mitsuya
2
« Prev
95
96
97
98
99
Next »
Related Companies
Micron
39,395
Google
37,990
AT&T
37,920
Sumitomo Electric Industries
37,337
Nec
35,886
Ford
32,155
Honda Motor Co.
31,688
General Motors
30,466
Siemens Aktiengesellschaft
29,236